Can you tell me some of the features of Android OS 4.4 KitKat?

Android OS 4.4 KitKat is the latest OS for the Android users. Some of the new features of Android OS 4.4 KitKat are:
>> The new version has white as the dominant color.
>> It is much smoother and 'subtler' compared to those of its predecessors.
>> It also has an option for Payments and Wireless Display within Settings.
>> New photo editing prompts like Tilt-Shift, Center Focus, Negative and Posterize have also been added.
>> It will come with pre-loaded apps like Google Drive and Google Keep.